/*
 * oled.c
 *
 *  Created on: Oct 27, 2021
 *      Author: jiangyuanyuan
 */

/* Includes ------------------------------------------------------------------*/
#include "oled.h"

/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

/*----------------------------------------------------------------------------*/
/* Configure OLED                                                             */
/*----------------------------------------------------------------------------*/
/* USER CODE BEGIN 1 */

/* USER CODE END 1 */

/** Configure pins as
        * Analog
        * Input
        * Output
        * EVENT_OUT
        * EXTI
*/
void MY_OLED_Init(void)
{
	//初始化SSD1306
	OLED_WR_Byte(0xAE,OLED_CMD);//--display off
	OLED_WR_Byte(0x00,OLED_CMD);//---set low column address
	OLED_WR_Byte(0x10,OLED_CMD);//---set high column address
	OLED_WR_Byte(0x40,OLED_CMD);//--set start line address
	OLED_WR_Byte(0xB0,OLED_CMD);//--set page address
	OLED_WR_Byte(0x81,OLED_CMD); // contract control
	OLED_WR_Byte(0xFF,OLED_CMD);//--128
	OLED_WR_Byte(0xA1,OLED_CMD);//set segment remap
	OLED_WR_Byte(0xA6,OLED_CMD);//--normal / reverse
	OLED_WR_Byte(0xA8,OLED_CMD);//--set multiplex ratio(1 to 64)
	OLED_WR_Byte(0x3F,OLED_CMD);//--1/32 duty
	OLED_WR_Byte(0xC8,OLED_CMD);//Com scan direction
	OLED_WR_Byte(0xD3,OLED_CMD);//-set display offset
	OLED_WR_Byte(0x00,OLED_CMD);//

	OLED_WR_Byte(0xD5,OLED_CMD);//set osc division
	OLED_WR_Byte(0x80,OLED_CMD);//

	OLED_WR_Byte(0xD8,OLED_CMD);//set area color mode off
	OLED_WR_Byte(0x05,OLED_CMD);//

	OLED_WR_Byte(0xD9,OLED_CMD);//Set Pre-Charge Period
	OLED_WR_Byte(0xF1,OLED_CMD);//

	OLED_WR_Byte(0xDA,OLED_CMD);//set com pin configuartion
	OLED_WR_Byte(0x12,OLED_CMD);//

	OLED_WR_Byte(0xDB,OLED_CMD);//set Vcomh
	OLED_WR_Byte(0x30,OLED_CMD);//

	OLED_WR_Byte(0x8D,OLED_CMD);//set charge pump enable
	OLED_WR_Byte(0x14,OLED_CMD);//

	OLED_WR_Byte(0xAF,OLED_CMD);//--turn on oled panel
}

/* USER CODE BEGIN 2 */
void OLED_WR_Byte(unsigned dat,unsigned cmd)
{
	if(cmd)
	{
		Write_I2C_Data(dat);
	}
	else
	{
		Write_I2C_Command(dat);
	}
}

void fill_picture(unsigned char fill_Data)
{
	unsigned char m,n;
	for(m=0;m<8;m++)
	{
		OLED_WR_Byte(0xb0+m,0);		//page0-page1
		OLED_WR_Byte(0x00,0);		//low column start address
		OLED_WR_Byte(0x10,0);		//high column start address
		for(n=0;n<128;n++)
		{
			OLED_WR_Byte(fill_Data,1);
		}
	}
}

void Delay_50ms(unsigned int Del_50ms)
{
	unsigned int m;
	for(;Del_50ms>0;Del_50ms--)
		for(m=6245;m>0;m--);
}

void Delay_1ms(unsigned int Del_1ms)
{
	unsigned char j;
	while(Del_1ms--)
	{
		for(j=0;j<123;j++);
	}
}

//坐标设置

void OLED_Set_Pos(unsigned char x, unsigned char y)
{
	OLED_WR_Byte(0xb0+y,OLED_CMD);
	OLED_WR_Byte(((x&0xf0)>>4)|0x10,OLED_CMD);
	OLED_WR_Byte((x&0x0f),OLED_CMD);
}
//开启OLED显示
void OLED_Display_On(void)
{
	OLED_WR_Byte(0X8D,OLED_CMD);  //SET DCDC命令
	OLED_WR_Byte(0X14,OLED_CMD);  //DCDC ON
	OLED_WR_Byte(0XAF,OLED_CMD);  //DISPLAY ON
}
//关闭OLED显示
void OLED_Display_Off(void)
{
	OLED_WR_Byte(0X8D,OLED_CMD);  //SET DCDC命令
	OLED_WR_Byte(0X10,OLED_CMD);  //DCDC OFF
	OLED_WR_Byte(0XAE,OLED_CMD);  //DISPLAY OFF
}
//清屏函数,清完屏,整个屏幕是黑色的!和没点亮一样!!!
void OLED_Clear(void)
{
	uint8_t i,n;
	for(i=0;i<8;i++)
	{
		OLED_WR_Byte (0xb0+i,OLED_CMD);    //设置页地址（0~7）
		OLED_WR_Byte (0x00,OLED_CMD);      //设置显示位置—列低地址
		OLED_WR_Byte (0x10,OLED_CMD);      //设置显示位置—列高地址
		for(n=0;n<128;n++)OLED_WR_Byte(0,OLED_DATA);
	} //更新显示
}
void OLED_On(void)
{
	uint8_t i,n;
	for(i=0;i<8;i++)
	{
		OLED_WR_Byte (0xb0+i,OLED_CMD);    //设置页地址（0~7）
		OLED_WR_Byte (0x00,OLED_CMD);      //设置显示位置—列低地址
		OLED_WR_Byte (0x10,OLED_CMD);      //设置显示位置—列高地址
		for(n=0;n<128;n++)OLED_WR_Byte(1,OLED_DATA);
	} //更新显示
}
//在指定位置显示一个字符,包括部分字符
//x:0~127
//y:0~63
//mode:0,反白显示;1,正常显示
//size:选择字体 16/12
void OLED_ShowChar(uint8_t x,uint8_t y,uint8_t chr,uint8_t Size)
{
	unsigned char c=0,i=0;
	c=chr-' ';//得到偏移后的值
	if(x>Max_Column-1){x=0;y=y+2;}
	if(Size ==16)
	{
		OLED_Set_Pos(x,y);
		for(i=0;i<8;i++)
			OLED_WR_Byte(F8X16[c*16+i],OLED_DATA);
		OLED_Set_Pos(x,y+1);
		for(i=0;i<8;i++)
			OLED_WR_Byte(F8X16[c*16+i+8],OLED_DATA);
	}
	else
	{
		OLED_Set_Pos(x,y);
		for(i=0;i<6;i++)
			OLED_WR_Byte(F6x8[c][i],OLED_DATA);
	}
}
//m^n函数
uint32_t oled_pow(uint8_t m,uint8_t n)
{
	uint32_t result=1;
	while(n--)result*=m;
	return result;
}
//显示2个数字
//x,y :起点坐标
//len :数字的位数
//size:字体大小
//mode:模式	0,填充模式;1,叠加模式
//num:数值(0~4294967295);
void OLED_ShowNum(uint8_t x,uint8_t y,uint32_t num,uint8_t len,uint8_t size2)
{
	uint8_t t,temp;
	uint8_t enshow=0;
	for(t=0;t<len;t++)
	{
		temp=(num/oled_pow(10,len-t-1))%10;
		if(enshow==0&&t<(len-1))
		{
			if(temp==0)
			{
				OLED_ShowChar(x+(size2/2)*t,y,' ',size2);
				continue;
			}else enshow=1;

		}
	 	OLED_ShowChar(x+(size2/2)*t,y,temp+'0',size2);
	}
}
//显示一个字符号串
void OLED_ShowString(uint8_t x,uint8_t y,uint8_t *chr,uint8_t Size)
{
	unsigned char j=0;
	while (chr[j]!='\0')
	{
		OLED_ShowChar(x,y,chr[j],Size);
			x+=8;
		if(x>120){x=0;y+=2;}
			j++;
	}
}

#if 0
//显示汉字
void OLED_ShowCHinese(uint8_t x,uint8_t y,uint8_t no)
{
	uint8_t t,adder=0;
	OLED_Set_Pos(x,y);
	for(t=0;t<16;t++)
	{
		OLED_WR_Byte(Hzk[2*no][t],OLED_DATA);
		adder+=1;
	}
	OLED_Set_Pos(x,y+1);
	for(t=0;t<16;t++)
	{
		OLED_WR_Byte(Hzk[2*no+1][t],OLED_DATA);
		adder+=1;
	}
}
#endif

/***********功能描述：显示显示BMP图片128×64起始点坐标(x,y),x的范围0～127，y为页的范围0～7*****************/
void OLED_DrawBMP(unsigned char x0, unsigned char y0,unsigned char x1, unsigned char y1,unsigned char BMP[])
{
	unsigned int j=0;
	unsigned char x,y;

	if(y1%8==0) y=y1/8;
	else y=y1/8+1;
	for(y=y0;y<y1;y++)
	{
		OLED_Set_Pos(x0,y);
		for(x=x0;x<x1;x++)
		{
			OLED_WR_Byte(BMP[j++],OLED_DATA);
		}
	}
}

#if 0
void Picture(uint8_t i)
{
	switch(i)
		{
			case 1:
			OLED_DrawBMP(0,0,128,8,BMP1);
			break ;
			case 2:
				OLED_DrawBMP(0,0,128,8,BMP2);
			break ;
			case 3:
				OLED_DrawBMP(0,0,128,8,BMP3);
			break ;
			case 4:
				OLED_DrawBMP(0,0,128,8,BMP4);
			break ;
		}
}
#endif

/* USER CODE END 2 */
void MY_OLED_Test(void)
{
	OLED_Clear();
	OLED_ShowString(0,0,(uint8_t *)"CDK:W806",12);
	OLED_ShowString(0,2,(uint8_t *)"Jaymie",12);
	OLED_ShowString(0,3,(uint8_t *)"2021-10-31",12);
}
/* USER CODE BEGIN 3 */

/* USER CODE END 3 */

/************************ (C) COPYRIGHT winnermicro *****END OF FILE****/
